Home / 182,890.25-274,384.68-76,238.76

Finding the Fourth Proportional to 182,890.25, 274,384.68 and 76,238.76

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Solution

The fourth proportional to 182,890.25, 274,384.68 and 76,238.76 is: 114,378.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,890.25 : 274,384.68 = 76,238.76 : x
  2. Step 2: Convert to fraction form
    182,890.25/274,384.68 = 76,238.76/x
  3. Step 3: Cross multiply
    182,890.25x = 274,384.68 × 76,238.76
  4. Step 4: Simplify right side
    182,890.25x = 20,918,747,766.20
  5. Step 5: Solve for x
    x = 20,918,747,766.20/182,890.25
  6. Step 6: Final answer
    x = 114,378.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.